<template>
  <div class="app-container">
    <el-form :model="queryParams" ref="queryRef" :inline="true" v-show="showSearch" label-width="68px">
      <el-form-item label="文章标题" prop="title">
        <el-input v-model="queryParams.title" placeholder="请输入标题" clearable @keyup.enter="handleQuery" />
      </el-form-item>
      <el-form-item label="一级分类" prop="largeCategory" style="width: 250px">
        <el-select
          v-model="queryParams.largeCategory"
          @change="getCategories(queryParams.largeCategory)"
          placeholder="请选择分类"
          clearable>
          <el-option v-for="dict in large_category" :key="dict.value" :label="dict.label" :value="dict.value" />
        </el-select>
      </el-form-item>
      <el-form-item label="二级分类" prop="category" style="width: 250px">
        <el-select
          v-model="queryParams.category"
          placeholder="请选择二级分类"
          :disabled="!queryParams.largeCategory"
          filterable
          allow-create>
          <el-option v-for="(option, index) in categories" :key="index" :label="option" :value="option" />
        </el-select>
      </el-form-item>
      <el-form-item label="发布者" prop="publisher">
        <el-input v-model="queryParams.publisher" placeholder="请输入发布者" clearable @keyup.enter="handleQuery" />
      </el-form-item>
      <el-form-item label="发布时间" style="width: 308px">
        <el-date-picker
          v-model="daterangeReleaseTime"
          value-format="YYYY-MM-DD"
          type="daterange"
          range-separator="-"
          start-placeholder="开始日期"
          end-placeholder="结束日期"></el-date-picker>
      </el-form-item>
      <el-form-item>
        <el-button type="primary" icon="Search" @click="handleQuery">搜索</el-button>
        <el-button icon="Refresh" @click="resetQuery">重置</el-button>
      </el-form-item>
    </el-form>

    <el-row :gutter="10" class="mb8">
      <el-col :span="1.5">
        <el-button type="primary" plain icon="Plus" @click="handleAdd" v-hasPermi="['system:article:add']"
          >新增</el-button
        >
      </el-col>
      <el-col :span="1.5">
        <el-button
          type="success"
          plain
          icon="Edit"
          :disabled="single"
          @click="handleUpdate"
          v-hasPermi="['system:article:edit']"
          >修改</el-button
        >
      </el-col>
      <el-col :span="1.5">
        <el-button
          type="danger"
          plain
          icon="Delete"
          :disabled="multiple"
          @click="handleDelete"
          v-hasPermi="['system:article:remove']"
          >删除</el-button
        >
      </el-col>
      <el-col :span="1.5">
        <el-button type="warning" plain icon="Download" @click="handleExport" v-hasPermi="['system:article:export']"
          >导出</el-button
        >
      </el-col>
      <right-toolbar v-model:showSearch="showSearch" @queryTable="getList"></right-toolbar>
    </el-row>

    <el-table table-layout="auto" v-loading="loading" :data="articleList" @selection-change="handleSelectionChange">
      <el-table-column type="selection" width="50" align="center" />
      <el-table-column label="ID" align="center" prop="id" />
      <el-table-column show-overflow-tooltip label="标题" align="center" prop="title" width="400" />
      <el-table-column label="分类" align="center" prop="largeCategory">
        <template #default="scope">
          <dict-tag :options="large_category" :value="scope.row.largeCategory" />
        </template>
      </el-table-column>
      <el-table-column label="类型" align="center" prop="category" />
      <el-table-column label="发布者" align="center" prop="publisher" />
      <el-table-column label="发布时间" align="center" prop="releaseTime" width="180">
        <template #default="scope">
          <span>{{ parseTime(scope.row.releaseTime) }}</span>
        </template>
      </el-table-column>
      <el-table-column label="操作" align="center" class-name="small-padding fixed-width">
        <template #default="scope">
          <el-button
            link
            type="primary"
            icon="Document"
            @click="proxy.$modal.display(scope.row.content, scope.row.title)"
            >预览</el-button
          >
          <el-button
            link
            type="primary"
            icon="Edit"
            @click="handleUpdate(scope.row)"
            v-hasPermi="['system:article:edit']"
            >修改</el-button
          >
          <el-button
            link
            type="primary"
            icon="Delete"
            @click="handleDelete(scope.row)"
            v-hasPermi="['system:article:remove']"
            >删除</el-button
          >
        </template>
      </el-table-column>
    </el-table>

    <pagination
      v-show="total > 0"
      :total="total"
      v-model:page="queryParams.pageNum"
      v-model:limit="queryParams.pageSize"
      @pagination="getList" />

    <!-- 添加或修改党建内容对话框 -->
    <el-dialog :title="title" v-model="open" width="1000px" append-to-body>
      <el-form ref="articleRef" :inline="true" :model="form" :rules="rules" label-width="80px">
        <el-form-item label="文章标题" prop="title" style="width: 592px">
          <el-input v-model="form.title" placeholder="请输入标题" />
        </el-form-item>
        <el-form-item label="发布者" prop="publisher" style="width: 280px">
          <el-input v-model="form.publisher" placeholder="请输入发布者" />
        </el-form-item>
        <el-form-item label="一级分类" prop="largeCategory" style="width: 280px">
          <el-select
            v-model="form.largeCategory"
            @change="getCategories(form.largeCategory)"
            placeholder="请选择一级分类">
            <el-option
              v-for="dict in large_category"
              :key="dict.value"
              :label="dict.label"
              :value="parseInt(dict.value)" />
          </el-select>
        </el-form-item>
        <el-form-item label="二级分类" prop="category" style="width: 280px">
          <el-select v-model="form.category" :disabled="!form.largeCategory" placeholder="请选择二级分类" filterable allow-create>
            <el-option v-for="(option, index) in categories" :key="index" :label="option" :value="option" />
          </el-select>
        </el-form-item>
        <el-form-item label="文章内容" style="width: 100%">
          <editor v-model="form.content" height="25rem" />
        </el-form-item>
      </el-form>
      <template #footer>
        <div class="dialog-footer">
          <el-button type="primary" @click="submitForm">确 定</el-button>
          <el-button @click="cancel">取 消</el-button>
        </div>
      </template>
    </el-dialog>
  </div>
</template>

<script setup name="Article">
import {
  listArticle,
  getArticle,
  delArticle,
  addArticle,
  updateArticle,
  getCategoryOptions,
} from "@/api/system/article"


const { proxy } = getCurrentInstance()
const { large_category } = proxy.useDict("large_category")

const articleList = ref([])
const categories = ref([])
const open = ref(false)
const loading = ref(true)
const showSearch = ref(true)
const ids = ref([])
const single = ref(true)
const multiple = ref(true)
const total = ref(0)
const title = ref("")
const daterangeReleaseTime = ref([])

const data = reactive({
  form: {},
  queryParams: {
    pageNum: 1,
    pageSize: 10,
    largeCategory: null,
    category: null,
    title: null,
    publisher: null,
    releaseTime: null,
  },
  rules: {
    largeCategory: [{ required: true, message: "分类不能为空", trigger: "change" }],
    category: [{ required: true, message: "类型不能为空", trigger: "change" }],
    title: [{ required: true, message: "标题不能为空", trigger: "blur" }],
    publisher: [{ required: true, message: "发布者不能为空", trigger: "blur" }],
    content: [{ required: true, message: "文章内容不能为空", trigger: "blur" }],
  },
})

const { queryParams, form, rules } = toRefs(data)

/** 查询二级分类 */
function getCategories(largeCategory) {
  if (largeCategory) {
    getCategoryOptions(largeCategory).then((response) => {
      if (response.code === 200) {
        categories.value = response.data
      }
    })
  }
}

/** 查询党建内容文章列表 */
function getList() {
  loading.value = true
  queryParams.value.params = {}
  if (null != daterangeReleaseTime && "" != daterangeReleaseTime) {
    queryParams.value.params["beginReleaseTime"] = daterangeReleaseTime.value[0]
    queryParams.value.params["endReleaseTime"] = daterangeReleaseTime.value[1]
  }
  listArticle(queryParams.value).then((response) => {
    articleList.value = response.rows
    total.value = response.total
    loading.value = false
  })
}

// 取消按钮
function cancel() {
  open.value = false
  reset()
}

// 表单重置
function reset() {
  form.value = {
    id: null,
    largeCategory: null,
    category: null,
    title: null,
    publisher: null,
    content: undefined,
    // image: null,
    releaseTime: null,
  }
  proxy.resetForm("articleRef")
}

/** 搜索按钮操作 */
function handleQuery() {
  queryParams.value.pageNum = 1
  getList()
}

/** 重置按钮操作 */
function resetQuery() {
  daterangeReleaseTime.value = []
  proxy.resetForm("queryRef")
  handleQuery()
}

// 多选框选中数据
function handleSelectionChange(selection) {
  ids.value = selection.map((item) => item.id)
  single.value = selection.length != 1
  multiple.value = !selection.length
}

/** 新增按钮操作 */
function handleAdd() {
  reset()
  open.value = true
  title.value = "添加党建内容文章"
}

/** 修改按钮操作 */
function handleUpdate(row) {
  reset()
  const _id = row.id || ids.value
  getArticle(_id).then((response) => {
    form.value = response.data
    open.value = true
    title.value = "修改党建内容文章"
    getCategories(form.value.largeCategory)
  })
}

/** 提交按钮 */
function submitForm() {
  proxy.$refs["articleRef"].validate((valid) => {
    if (valid) {
      form.value.releaseTime = new Date().toLocaleString().replaceAll('/', '-');
      if (form.value.id != null) {
        updateArticle(form.value).then((response) => {
          proxy.$modal.msgSuccess("修改成功")
          open.value = false
          getList()
        })
      } else {
        addArticle(form.value).then((response) => {
          proxy.$modal.msgSuccess("新增成功")
          open.value = false
          getList()
        })
      }
    }
  })
}

/** 删除按钮操作 */
function handleDelete(row) {
  const _ids = row.id || ids.value
  proxy.$modal
    .confirm('是否确认删除党建内容文章编号为"' + _ids + '"的数据项？')
    .then(function () {
      return delArticle(_ids)
    })
    .then(() => {
      getList()
      proxy.$modal.msgSuccess("删除成功")
    })
    .catch(() => {})
}

/** 导出按钮操作 */
function handleExport() {
  proxy.download(
    "system/article/export",
    {
      ...queryParams.value,
    },
    `article_${new Date().getTime()}.xlsx`
  )
}

getList()
</script>
